settings.php

<?php
// This file is part of Moodle - http://moodle.org/
//
// Moodle is free software: you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
//
// Moodle is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
// GNU General Public License for more details.
//
// You should have received a copy of the GNU General Public License
// along with Moodle.  If not, see <http://www.gnu.org/licenses/>.

/**
 * X-Ray global settings page
 *
 * @package   local_xray
 * @copyright Copyright (c) 2015 Open LMS (https://www.openlms.net)
 * @license   http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
 */

defined('MOODLE_INTERNAL') or die();

if ($hassiteconfig) {
    global $CFG, $USER;
    $plugin = 'local_xray';

    $ADMIN->add(
        'localplugins',
        new admin_category(
            $plugin,
            new lang_string('pluginname', $plugin)
        )
    );

    // This code must be executed EVERY TIME so no require_once.
    require($CFG->dirroot.'/local/xray/global_settings.php');

    // Add Course selection.
    $urlcourseselection = new moodle_url(
        '/local/xray/view.php',
         ['controller' => 'courseselection', 'action' => 'view']
    );
    $ADMIN->add(
        'local_xray',
        new admin_externalpage(
            'courseselection_view',
            new lang_string('courseselection', $plugin),
            $urlcourseselection->out(false)
        )
    );

}

// This has to be outside of global if so that we can permit non admin users to see this.
if (has_capability('local/xray:systemreports_view', context_system::instance())) {
    $plugin = 'local_xray';
    $systemreportsurl = get_config($plugin, 'systemreportsurl');
    $showsystemreports = get_config($plugin, 'displaysystemreports');
    if (!empty($systemreportsurl) && $showsystemreports) {
        // Add tree X-ray -> Rebuke List to show in reports.
        $ADMIN->add(
            'reports',
            new admin_category(
                'local_xray_report',
                new lang_string('pluginname', $plugin)
            )
        );
        // Add System Reports.
        $urlsystemreports = new moodle_url(
            '/local/xray/view.php',
            ['controller' => 'systemreports']
        );
        $ADMIN->add('local_xray_report',
            new admin_externalpage(
                'systemreports',
                new lang_string('systemreports', $plugin),
                $urlsystemreports->out(false),
                'local/xray:systemreports_view'
            )
        );
    }
}